Save your place

Sign in to WhoBought

Please try again later.

Jim Simons's Dawson Geophysical Company (DWSN) position

Not anymore: Jim Simons fully exited DWSN in Q1 2026. The position peaked at an amount we cannot price in Q1 2021.
View full portfolio →
Value at exit
an amount we cannot price
Shares at exit
22K
Quarter-end price
No quarter-end price available

Average buy price is hidden here because at least one covered purchase quarter has no usable local mean price.

DWSN price vs Simons's position

Dates
$4$4.5$5← Earlier —1 purchase, 4 sells
Average closing price · filing quarter
Price range · filing quarter

Every quarterly change

Quarter Action Shares change Est. value change Δ Own Shares held Filing date
Q1 2026 Exited −22K −100.0% 0 May 14, 2026
Q4 2025 Reduced −8K −27.5% 22K Feb 12, 2026
Q3 2025 New +30K 30K Nov 13, 2025
Q4 2021 Reduced −48K −3.1% 1.5M Feb 11, 2022
Q3 2021 Reduced −117K −7.1% 1.5M Nov 12, 2021
Q2 2021 Reduced −60K −3.5% 1.7M Aug 13, 2021
Q1 2021 First covered 1.7M May 13, 2021
Data through Q1 2026 · filed May 14, 2026
7 grouped rows from 7 quarters

More Simons positions

Common questions

Does Jim Simons own DWSN?

Not currently. Jim Simons fully exited DWSN in Q1 2026, and the complete history is above. All figures come from SEC 13F filings for Q1 2026, the latest disclosed quarter.

When did Jim Simons buy DWSN?

Jim Simons held DWSN since at least Q1 2021, when this filing coverage begins; the opening snapshot is not a disclosed purchase. All figures come from SEC 13F filings for Q1 2026, the latest disclosed quarter.

Did Jim Simons sell DWSN?

Yes. Jim Simons reduced and then fully exited DWSN by Q1 2026; the reductions are in the table above. All figures come from SEC 13F filings for Q1 2026, the latest disclosed quarter.

How many shares of DWSN does Jim Simons own?

None as of the latest filing: Jim Simons has exited DWSN. All figures come from SEC 13F filings for Q1 2026, the latest disclosed quarter.

What price did Jim Simons pay for DWSN?

Jim Simons began building the DWSN position before our 13F history starts, so an exact average buy price cannot be estimated without understating it. All figures come from SEC 13F filings for Q1 2026, the latest disclosed quarter.

How are the estimated trade prices calculated?

13F filings disclose quarter-end holdings, not trade dates or execution prices. These estimates use each covered quarter's average market price; the add average excludes the opening position and quarters without price data. All figures come from SEC 13F filings for Q1 2026, the latest disclosed quarter.